remove OIB and insufficient funds checks from main
remove cro chars from main
labaros vjezba 2. koraci 1 - 6.
labos vjezba 2 - koraci 7 - 12
delete unused imports
minor fixes. add more foolproof oib check.
iban provjera
Merge branch 'master' into DrugaLaboratorijskaVjezba